DE69324427T2 - Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern - Google Patents

Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern

Info

Publication number
DE69324427T2
DE69324427T2 DE69324427T DE69324427T DE69324427T2 DE 69324427 T2 DE69324427 T2 DE 69324427T2 DE 69324427 T DE69324427 T DE 69324427T DE 69324427 T DE69324427 T DE 69324427T DE 69324427 T2 DE69324427 T2 DE 69324427T2
Authority
DE
Germany
Prior art keywords
polythethers
hydroxy
functional
treatment process
final treatment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69324427T
Other languages
German (de)
English (en)
Other versions
DE69324427D1 (de
Inventor
Galen Suppes
Hans Friedli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE69324427D1 publication Critical patent/DE69324427D1/de
Application granted granted Critical
Publication of DE69324427T2 publication Critical patent/DE69324427T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Polyethers (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69324427T 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern Expired - Lifetime DE69324427T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US85704892A 1992-03-24 1992-03-24
PCT/US1993/002647 WO1993019113A1 (en) 1992-03-24 1993-03-15 Novel finishing process for hydroxy-functional polyethers

Publications (2)

Publication Number Publication Date
DE69324427D1 DE69324427D1 (de) 1999-05-20
DE69324427T2 true DE69324427T2 (de) 1999-08-05

Family

ID=25325067

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0590131T Pending DE590131T1 (de) 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern.
DE69324427T Expired - Lifetime DE69324427T2 (de) 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE0590131T Pending DE590131T1 (de) 1992-03-24 1993-03-15 Neues endbehandlungsverfahren für hydroxyfunktionelle polythethern.

Country Status (10)

Country Link
US (1) US5468839A (ru)
EP (1) EP0590131B1 (ru)
CN (1) CN1036656C (ru)
AU (1) AU3929393A (ru)
DE (2) DE590131T1 (ru)
ES (1) ES2058048T3 (ru)
RU (1) RU2089564C1 (ru)
TW (1) TW321661B (ru)
WO (1) WO1993019113A1 (ru)
ZA (1) ZA932088B (ru)

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EP1640401A3 (de) * 2004-09-24 2006-04-12 Clariant Produkte (Deutschland) GmbH Polyethylenglykol und Alkoholethoxylate und deren Herstellung
US7495063B2 (en) * 2006-02-03 2009-02-24 Dow Global Technologies Inc. Reduced oligomer concentration in high purity polyalkylene glycols
DE102008011683A1 (de) * 2008-02-28 2009-09-03 Bayer Materialscience Ag Verfahren zur Herstellung von Polyolen
JP5655281B2 (ja) * 2008-06-10 2015-01-21 東ソー株式会社 塩素化ポリエーテル及びそれよりなるポリウレタン
DE102009043616A1 (de) * 2009-09-29 2011-03-31 Bayer Materialscience Ag Verfahren zur Herstellung von aminogruppenhaltigen Polyolen
SG11201504289PA (en) * 2012-12-07 2015-06-29 Shell Int Research Process for preparing alkoxylated alcohols
AU2015336243B2 (en) 2014-10-22 2019-04-18 Dow Global Technologies Llc Dual catalyst system for high primary hydroxyl polyols
ES2808683T3 (es) 2015-01-08 2021-03-01 Dow Global Technologies Llc Composiciones de poliol de poliéter-acetal
BR112018077018B1 (pt) 2016-06-30 2022-10-11 Dow Global Technologies Llc Método para fazer um poliéter diol
US11414514B2 (en) * 2017-01-06 2022-08-16 Sanyo Chemical Industries, Ltd. Polyether polyol production method and polyurethane foam production method
EP3681929B1 (en) 2017-09-14 2024-05-08 Northwestern University Process of manufacturing polyols
JP7263322B2 (ja) 2017-09-14 2023-04-24 ダウ グローバル テクノロジーズ エルエルシー ルイス酸重合触媒
JP7315539B2 (ja) 2017-09-14 2023-07-26 ダウ グローバル テクノロジーズ エルエルシー ポリオールの製造プロセス
CN113661198A (zh) 2019-03-25 2021-11-16 亨茨曼国际有限公司 聚醚多元醇
US11572440B2 (en) 2020-02-18 2023-02-07 Covestro Llc Methods for purifying polyols containing oxyalkylene units to reduce 2-methyl-2-pentenal content

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US4426300A (en) * 1981-10-26 1984-01-17 Basf Wyandotte Corporation Oxidation stable polyoxyalkylenes containing salts of benzoic acid derivatives
US4469820A (en) * 1981-10-26 1984-09-04 Basf Wyandotte Corporation Polyurethane prepared from a polyoxyalkylene containing an oxidation inhibiting amount of a benzoic acid salt
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US4430490A (en) * 1982-08-10 1984-02-07 Ppg Industries, Inc. Polyether polyols and their method of preparation
DE3231192A1 (de) * 1982-08-21 1984-02-23 Basf Ag, 6700 Ludwigshafen Geformte eisenkatalysatormasse, deren herstellung und verwendung
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US4528364A (en) * 1984-04-19 1985-07-09 The Dow Chemical Company Removal of alkaline catalysts from polyether polyols and polyalkylene carbonate polyols
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US5095061A (en) * 1990-07-13 1992-03-10 The Dow Chemical Company Process to reduce propenyl polyethers in hydroxyfunctional polyethers

Also Published As

Publication number Publication date
EP0590131A1 (en) 1994-04-06
DE69324427D1 (de) 1999-05-20
AU3929393A (en) 1993-10-21
US5468839A (en) 1995-11-21
CN1076703A (zh) 1993-09-29
ES2058048T1 (es) 1994-11-01
TW321661B (ru) 1997-12-01
ZA932088B (en) 1994-09-24
EP0590131B1 (en) 1999-04-14
DE590131T1 (de) 1994-12-22
RU2089564C1 (ru) 1997-09-10
WO1993019113A1 (en) 1993-09-30
ES2058048T3 (es) 1999-06-16
CN1036656C (zh) 1997-12-10

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